Hengyuan Fine Chemical | Reference Materials and Standards | 50,000+ Ready-to-Ship, High-Precision Solutions

Hengyuan Fine Chemical is a leading supplier of reference materials and standards, specializing in providing high-precision and highly reliable solutions for industries such as environmental testing, food safety, and pharmaceutical research and development. We offer nearly 50,000 ready-to-ship products, including pharmaceutical impurity reference standards, chemical analysis reference standards, pharmacopoeial titrants, biopeptide reference standards, and more, meeting the testing needs of various industries.

With a craftsmanship spirit at our core, we are committed to refining every product to ensure its quality and accuracy. At the same time, we understand customer needs through in-depth communication, providing customized solutions and fast delivery services to support the efficient progress of your projects.

Hengyuan Fine Chemical—where precision becomes a habit and trust becomes a bond.

Product Number	Product Name	CAS No.	Molecular Formula
Product Number:PCL-#-Ga641-100mg	Product Name:Glutathione	CAS No.:11042-64-1	Molecular Formula:
Product Number:PCL-#-Fm159-200mg	Product Name:mono-tert-butyl hexadecanedioate	CAS No.:843666-27-3	Molecular Formula:
Product Number:PCL-#-Fm158-200mg	Product Name:mono-tert-butyl tetradecanedioate	CAS No.:234082-00-9	Molecular Formula:
Product Number:PCL-#-Fm155-200mg	Product Name:mono-tert-butyl octadecanedioate	CAS No.:843666-40-0	Molecular Formula:
Product Number:PCL-#-Fm153-200mg	Product Name:monomethyl octadecanedioate	CAS No.:72849-35-5	Molecular Formula:
Product Number:PCL-#-Fm150-100mg	Product Name:N-Fmoc-N'-trityl-D-glutamine	CAS No.:200623-62-7	Molecular Formula:
Product Number:PCL-#-Ft100-200mg	Product Name:Fmoc-D-Tyr（tBu)-OH	CAS No.:118488-18-9	Molecular Formula:
Product Number:PCL-#-Et281-1g	Product Name:vinyl ethylbenzene	CAS No.:28106-30-1	Molecular Formula:
Product Number:PCL-#-Chp0339-50mg	Product Name:Mesylate hydrochloride impurity Ⅰ (2,6-dimethylphenol)	CAS No.:576-26-1	Molecular Formula:
Product Number:PCL-#-Di142-20mg	Product Name:Isobutyramidothiazolylresorcinol	CAS No.:1428450-95-6	Molecular Formula:
Product Number:PCL-#-Si109-20mg	Product Name:Sildenafil citrate impurity B	CAS No.:1094598-75-0	Molecular Formula:
Product Number:PCL-#-Et139-20mg	Product Name:Sildenafil impurity A	CAS No.:1391053-95-4	Molecular Formula:
Product Number:PCL-#-N240-20mg	Product Name:niacin	CAS No.:59-67-6	Molecular Formula:
Product Number:PCL-#-Ci066-50mg	Product Name:Atracurium benzenesulfonate EP impurity A	CAS No.:1075727-06-8	Molecular Formula:
Product Number:PCL-#-Di156-150mg	Product Name:Nitrosodimethylamine	CAS No.:62-75-9	Molecular Formula:
Product Number:PCL-#-Cl865-100mg	Product Name:Cilostazol impurity C	CAS No.:865792-18-3	Molecular Formula:
Product Number:PCL-#-Tr768-100mg	Product Name:Triphenylchloromethane	CAS No.:76-83-5	Molecular Formula:
Product Number:PCL-#-Am462-100mg	Product Name:3-Aminopyridine	CAS No.:462-08-8	Molecular Formula:
Product Number:PCL-#-Ac208-100mg	Product Name:acenaphthylene	CAS No.:208-96-8	Molecular Formula:
Product Number:PCL-#-Bu474-100mg	Product Name:4-(butylamino)benzoic acid	CAS No.:4740-24-3	Molecular Formula:

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